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260540752010053 = 1009992579636947
BaseRepresentation
bin111011001111010111011110…
…111110010001101101000101
31021011111110012222022220010211
4323033113132332101231011
5233122144430003310203
62322042434044115421
7105610306500563554
oct7317273676215505
91234443188286124
10260540752010053
117601a7922541a9
122527a662835b71
13b24bb6ca8a048
14484a34d983d9b
15201c3e22a4c6d
hexecf5def91b45

260540752010053 has 4 divisors (see below), whose sum is σ = 260543331748000. Its totient is φ = 260538172272108.

The previous prime is 260540752010041. The next prime is 260540752010153. The reversal of 260540752010053 is 350010257045062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 260540752010053 - 213 = 260540752001861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 260540752009988 and 260540752010015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260540752010153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1289717475 + ... + 1289919472.

It is an arithmetic number, because the mean of its divisors is an integer number (65135832937000).

Almost surely, 2260540752010053 is an apocalyptic number.

It is an amenable number.

260540752010053 is a deficient number, since it is larger than the sum of its proper divisors (2579737947).

260540752010053 is a wasteful number, since it uses less digits than its factorization.

260540752010053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579737946.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 260540752010053 in words is "two hundred sixty trillion, five hundred forty billion, seven hundred fifty-two million, ten thousand, fifty-three".

Divisors: 1 100999 2579636947 260540752010053